The Taxicab Numbers hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Day of Week in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 500th jatloe 886 74 15ms 23 Oct 2024 502nd edsrzf 🇳🇿 883 66 12ms 1 Sep 2025 502nd pardouin 🇫🇷 883 66 12ms 1 Sep 2025 502nd DialFrost 🇸🇬 883 66 11ms 6 Sep 2025 502nd snoozingnewt 🇨🇦 883 66 10ms 11 Dec 2025 502nd sean-niemann 🇺🇸 883 66 11ms 7 Jan 2026 502nd Steffan153 🇫🇮 883 66 11ms 11 Feb 2026 502nd kg583 🇺🇸 883 66 14ms 6 days ago 509th Steffan153 🇫🇮 881 98 10ms 1 Jun 2024 509th IanUtley 881 98 9ms 28 Jun 2024 511th Shanethegamer 🇺🇸 880 77 1,601ms 26 Oct 2023 511th JayXon 🇺🇸 880 77 1,469ms 27 Oct 2023 511th JDiLenarda 🇫🇷 880 77 1,538ms 24 Nov 2023 511th edsrzf 🇳🇿 880 77 1,482ms 25 Mar 2026 515th michelebastione 🇮🇹 879 67 436ms 20 Dec 2023 515th gblikas 879 67 393ms 18 Aug 2024 515th sultan 879 67 458ms 13 days ago 518th sean-niemann 🇺🇸 878 54 171ms 2 Jun 2025 519th sean-niemann 🇺🇸 876 68 206ms 6 Aug 2024 519th Steffan153 🇫🇮 876 68 205ms 6 Aug 2024 519th pardouin 🇫🇷 876 68 200ms 11 Aug 2024 522nd NickTheEASDude 🇺🇸 876 77 55ms 26 Jan 2024 522nd Protothor 876 77 55ms 3 Jul 2025 524th SB-945 874 75 15ms 5 Mar 2024 524th StinkyMilo 874 75 16ms 13 May 2025 524th KatieLG 🇬🇧 874 75 19ms 7 Jan 2026 527th Shanethegamer 🇺🇸 873 110 148ms 16 Apr 2023 527th Steffan153 🇫🇮 873 110 150ms 16 Apr 2023 527th JayXon 🇺🇸 873 110 147ms 21 Apr 2023 527th MeWhenI 🇻🇦 873 110 146ms 15 May 2023 527th Lydxn 🇨🇦 873 110 146ms 26 May 2023 527th stefangimmillaro 873 110 157ms 20 Jun 2023 527th voytxt 🇨🇿 873 110 147ms 1 Jan 2024 527th sean-niemann 🇺🇸 873 110 152ms 20 Jul 2024 527th edsrzf 🇳🇿 873 110 148ms 1 Jun 2025 527th Yax42 🇫🇷 873 110 158ms 7 Oct 2025 527th snoozingnewt 🇨🇦 873 110 162ms 11 Dec 2025 538th emplv 🇱🇻 872 50 6ms 16 Apr 2023 538th oddvalue 872 50 6ms 4 Aug 2023 538th janbehrens 🇩🇪 872 50 6ms 4 Aug 2023 538th DialFrost 🇸🇬 872 50 6ms 6 Dec 2023 538th Pimentero 🇷🇺 872 50 6ms 15 Apr 2024 543rd IanUtley 872 69 17ms 23 Aug 2023 543rd annaproxy 872 69 16ms 2 Sep 2023 545th JayXon 🇺🇸 872 93 453ms 30 Oct 2024 546th JayXon 🇺🇸 872 212 178ms 1 Jan 2026 547th neel11235813 871 70 492ms 28 Mar 2024 548th madex 🇩🇪 870 98 2ms 6 Aug 2023 549th Lydxn 🇨🇦 869 78 1,582ms 26 May 2023 549th Yewzir 🇧🇪 869 78 1,602ms 4 Jul 2023 549th Steffan153 🇫🇮 869 78 1,505ms 10 Aug 2024 552nd edsrzf 🇳🇿 869 84 185ms 24 May 2025 552nd JayXon 🇺🇸 869 84 251ms 24 May 2025 554th primo-ppcg 🇹🇭 869 94 2,879ms 21 Apr 2023 554th saito-ta 🇯🇵 869 94 521ms 24 Apr 2023 556th ovs-code 🇩🇪 867 89 4ms 24 Feb 2026 557th 386asm 🇺🇸 867 102 44ms 2 May 2023 558th weliveinhell 🇭🇹 867 123 319ms 1 Oct 2023 558th jerrandolph 867 123 316ms 20 Oct 2023 558th r3vit 867 123 354ms 27 Dec 2023 558th ibeucaly 867 123 323ms 26 Apr 2025 558th snoozingnewt 🇨🇦 867 123 336ms 17 Oct 2025 563rd ccolella-mdc 866 68 450ms 12 Oct 2023 564th JayXon 🇺🇸 866 142 529ms 14 Jul 2023 564th Shanethegamer 🇺🇸 866 142 491ms 14 Jul 2023 564th Lydxn 🇨🇦 866 142 521ms 14 Jul 2023 564th sean-niemann 🇺🇸 866 142 505ms 20 Jul 2024 564th Steffan153 🇫🇮 866 142 538ms 20 Jul 2024 569th cryosis7 865 78 52ms 23 Aug 2023 569th jbt 865 78 54ms 26 Dec 2023 569th rastapasta 865 78 68ms 7 Aug 2024 569th aksyristos 865 78 52ms 29 Mar 2026 573rd 2bular 863 80 38ms 13 Mar 2026 574th AlephSquirrel 863 89 69ms 17 Apr 2023 574th GolfingSuccess 🇬🇷 863 89 73ms 26 Nov 2023 574th emgordon154 863 89 83ms 16 Nov 2025 577th GrayJoKing 🇦🇺 862 55 153ms 18 Apr 2023 578th brochmann 🇸🇪 862 76 23ms 13 Aug 2023 578th bwenstar 862 76 22ms 21 Feb 2024 578th sultan 862 76 23ms 26 Feb 2024 578th xyangst 862 76 15ms 3 Oct 2024 578th wh3n3v3r 🇨🇿 862 76 27ms 20 Nov 2024 578th JunkIce 862 76 26ms 24 Nov 2024 584th jacobly0 🇺🇸 862 99 2ms 2 Oct 2023 584th kkoenig 862 99 2ms 28 Dec 2023 586th stefangimmillaro 861 69 461ms 13 Oct 2024 587th HumanEquivalentUnit 860 70 16ms 28 Nov 2023 588th edsrzf 🇳🇿 860 115 7ms 25 Jan 2026 588th kg583 🇺🇸 860 115 7ms 25 Jan 2026 590th ovs-code 🇩🇪 860 143 468ms 14 Jul 2023 590th DialFrost 🇸🇬 860 143 488ms 31 Jan 2026 592nd albanian-laundromat 🇺🇸 859 71 483ms 4 Aug 2025 593rd Steffan153 🇫🇮 859 103 58ms 23 Apr 2023 593rd m-tkach 🇺🇦 859 103 58ms 23 Apr 2023 593rd Lydxn 🇨🇦 859 103 61ms 26 May 2023 593rd sean-niemann 🇺🇸 859 103 60ms 2 Nov 2023 593rd DialFrost 🇸🇬 859 103 59ms 23 Dec 2024 593rd edsrzf 🇳🇿 859 103 57ms 3 Jan 2026 599th kaascevich 859 145 686ms 22 Jul 2025 599th JayXon 🇺🇸 859 145 747ms 23 Jul 2025 First Prev 501–600 of 1,528 Next Last